Evidence row 3764929

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ipapi-is.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/ipapi-is/"
    ]
  ],
  "name": "ipapi.is MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T19:36:10.975588Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:36:10.975588Z",
        "updatedAt": "2026-11-06T19:36:10.975588Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up IP addresses and AS numbers for VPN, proxy, Tor, owner and abuse contact in ipapi.is.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/ipapi-is",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ipapi-is.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/ipapi-is",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "ipapi.is MCP by usefulapi",
      "version": "1.5.1",
      "websiteUrl": "https://usefulapi.io/ipapi-is/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up IP addresses and AS numbers for VPN, proxy, Tor, owner and abuse contact in ipapi.is."
}

What the leaf hashes

{"body":"1f51f359e7248da634f946a41d2139412e999ff36539eafe7435c64ecf724c0e","id":3764929,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996591915553,"prev":3723573,"subject":"mcp_registry:io.usefulapi/ipapi-is","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xb3ddf18807f04125411f97deaad81ce3afa4ca1affec86d983b7bf715736b187
2. 0xb9834da6f1fc246fe072e6aab08e57a556cdfe24c8b26b1a2863992bd3e9ef6d
3. 0x19599e90ad911dab2ac82d7ead999d304399cb65abaebe052125b7643e71d52d
4. 0xa5388bcb0cbcac63e394dea0e44705392f20026372e691bc043fad9d6890e453
5. 0x0b4271861cb411f36dbadc70764ec1d01817a4d86000e547ef6577dff887e614
6. 0x69154d26ad564f94f5edbeba2f44d146d2448d7c64fe1de65e55a3b0b5ef1e0f
7. 0xa5df1769ad587d86b658fb29669086123621db527a3a96608c3cc5ce63e743f3
8. 0x04105add4cd6aea7841515bee452b480eda6b7955a0cbda5c32c0093f37579fa
9. 0x9f07e1d484565ab6bb0a5e918d2152bb54c8499785c6c80ec7a22cc322a9b8be
10. 0x0257e3b0ab812257552defb4e547981d19795a1a592541e9ed6645b70e825a96
11. 0x73785f96e0cb86a9ab2a317dd356b18a24d1e86fe9ed512b3e9b425908f079f6
12. 0x1f058d0a17e09fdc118677165737da8ada041ced73951312a3c0c854fe419a32
13. 0x87cd1069c1edeee1d6a118b845c86f7e5e402d611f73a57624f6a6bd0a0a94f6
14. 0x8d5a032f475d5b910fafd32cb58c0d727d8f470fcc5d6ced065d044bda372ee0
15. 0x4e2c85f79c29b95d6dfb888e9d12396c3d7208dc05aa6a6d68fe77cf5be30da5
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1